KBC 2021| The Delhi metro rail does not extend to which of these Delhi NCR cities? By Monishka Kapoor - October 13, 2021 KBC 2021, Find out the correct answer of the question- The Delhi metro rail does not extend to which of these Delhi NCR cities? •Sonipat •Gaziabad •Gautam Budh Nagar •Faridabad Correct answer is Sonipat.